Family: Leporidae. 
Lepus americanus virginianus (Harlan) Allen. 
Hastern varying hare; white rabbit. 
Very rare. 
Lepus floridanus transitionalis (Bangs) Allen. 
Northern cottontail. 
Common. 
ORDER: FERAE. 
Family: Canidae. 
Vulpes fuluus (Desmarest) De Kay. ‘ 
Red fox. 
Common throughout the farm lands. 
Family: Mustelidae. 
Lutra canadensis (Schreber) Sabine 
Otter. 
Very rare in the river. One was caught March 1, [911, 
by S. F. Mears in Showshine Brook, Billerica. 
Mephitis putida (G. Cuvier) Allen. 
Eastern Skunk. 
Very common. 
Putorius vison (Schreber) Gapper. 
Mink; Little black mink. 
Not very common in the ponds, rivers, and brooks. 
Putorius cicognani (Bonaparte) Richardson. 
Little brown weasel. 
Uncommon along the brooks. 
Family: Procyonidae. 
Procyon lotor (Linne) Storr. 
Raccoon; coon. 
Now rare. 
ORDER: INSECTIVORA. 
Family: Soricidae. 
Blarina brevicauda talpoides (Gapper) Bangs. 
Eastern short-tailed shrew. 
Common in the fields. 
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